Finding the Third Proportional to 4,875.50 and 9,507.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,875.50 : 9,507.88 = 9,507.88 : x
2. Step 2: Convert to fraction form
   4,875.50/9,507.88 = 9,507.88/x
3. Step 3: Cross multiply
   4,875.50x = 9,507.88 × 9,507.88
4. Step 4: Simplify right side
   4,875.50x = 90,399,687.02
5. Step 5: Solve for x
   x = 90,399,687.02/4,875.50
6. Step 6: Final answer
   x = 18,541.62